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How to connect your extended power cables
1
Prepare the following tools.
Tools
Crimping pliers
Spec
MH-14
0.78xØ0.25inch (HxOD) Width 0.74inch 2.75xØ0.31inch (LxOD)
Shape
2
As shown in the figure, peel off the shields from the rubber and wire of
the power cable.
- Peel off 0.79 inch of cable shields from the pre-installed tube.
For information about the power cable specifications for indoor and outdoor
units, refer to the installation manual.
After peeling off cable wires from the pre-installed tube, insert a contraction tube.
3
Insert both sides of core wire of the power cable into the connection sleeve.
Method 1
Push the core wire into the sleeve
from both sides.
Connection sleeve
If cable wires are connected without using connecting sleeves, their contact area
becomes reduced, or corrosion develops on the outer surfaces of the wires
(copper wires) over a long time. This may cause an increase of resistance (reduction
of passing current) and consequently may result in a fire.
Using a crimping tool, compress the two points and flip it over and com-
4
press another two points in the same location.
- The compression dimension should be 8.0.
Compression
dimension
- After compressing it, pull both sides of the wire to make sure it is firmly pressed.
Method 1
Compress it 4 times.
0.20 inch
Connection sleeve
Insulation tape
(inch)
Method 2
Twist the wire cores together
and push it into the sleeve.
Connection sleeve
Method 2
Compress it 4 times.
0.20 inch
Contraction tube
(inch)
Power cable
2.36
0.79
(Unit: inch)
0.79
0.79
2.36
4.72
7.09
7.09
4.72
0.79
0.79
Pre-installed tube for the
power cable
0.79
21
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